Billed as one of the top AAU tournaments in the Midwest, Tom Tietze's KC Prep Invitational in Shawnee has showcased two eventual NBA Draft top picks and a pair of NCAA Player of the Year honorees in the past five years. Many of the nation's top coaches were on hand to evaluate household names like Bradley Beal, Ben McLemore and Perry Ellis. But a diamond in the rough also emerged that could extend the tournament's already storied history.